Backlinks are incoming links to a website or web page. Inbound links were originally essential (prior to the emergence of search engines) as a main means of internet navigation right now their significance lies in search engine optimization (Search engine optimization). The number of backlinks is 1 indication of the popularity or importance of that site or page (for example, this is employed by Google to establish the PageRank of a webpage). Outside of Seo, the backlinks of a webpage could be of considerable individual, cultural or semantic interest: they indicate who is paying attention to that page. My websites: How to Build Effective High Page Rank Backlinks - 5 Tips for Backlinking